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TIL Neanderthals built circular structures from stalactites and stalagmites deep within a cave around 176,000 years ago.

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rRbyo TIL about Akrotiri, an ancient city on the Greek island of Santorini. The city was buried under falling ash 3600 years ago after a massive volcanic explosion and is now the most commonly cited origin of the legend of Atlantis. Unlike the legend, Akrotiri was evacuated with little to no loss of life.
BjDy TIL there is a star “Przybylski’s star” with elements that are thought to be impossible to exist in nature in its light spectrum. gadolinium, einsteinium, etc. Many theories say it’s aliens dumping them there as a signal of their existence
p8GLG TIL in 1981, a train engineer in India intentionally derailed his train to avoid hitting a cow, killing 600 people.
mWxY TIL the movie, The Constant Gardner, is inspired by a real life event involving Pfizer testing Trovafloxacin, an untested and unproven antibiotic, on 200 children in Africa without their informed consent which led to 6 deaths and multiple cases of blindness, brain damage, and deafness.
9YV97 TIL about Heat Shock, the reason why the people of Pompeii didn't have a chance to flee is because Mount Vesuvius boiled their blood and caused their skulls to explode within seconds.